Rank	Countries/Territories	Count	Percent
1	China	464	35.1%
2	United States	410	31%
3	Germany	107	8.1%
4	Singapore	42	3.2%
5	Japan	30	2.3%
6	Switzerland	30	2.3%
7	Netherlands	22	1.7%
8	United Kingdom	20	1.5%
9	France	18	1.4%
10	Italy	15	1.1%
11	Argentina	14	1.1%
12	Brazil	13	1%
13	Korea, Republic of	11	0.8%
14	Spain	10	0.8%
15	Saudi Arabia	10	0.8%
16	Belgium	10	0.8%
17	Hong Kong	9	0.7%
18	India	9	0.7%
19	Canada	8	0.6%
20	Australia	7	0.5%
21	Poland	7	0.5%
22	Cyprus	5	0.4%
23	Ireland	5	0.4%
24	Iran, Islamic Republic of	4	0.3%
25	Russia	4	0.3%
26	Lithuania	4	0.3%
27	Mexico	3	0.2%
28	Peru	3	0.2%
29	Czech Republic	3	0.2%
30	Taiwan	3	0.2%
31	Thailand	2	0.2%
32	New Zealand	2	0.2%
33	Mongolia	2	0.2%
34	Portugal	2	0.2%
35	Romania	2	0.2%
36	Sri Lanka	2	0.2%
37	Slovenia	2	0.2%
38	South Africa	2	0.2%
39	Colombia	1	0.1%
40	Austria	1	0.1%
41	Indonesia	1	0.1%
42	Ukraine	1	0.1%
43	Viet Nam	1	0.1%